The trigger event doesn't have to specifically refer to "creatures." In these cases, the trigger event may also refer to something being "put into a graveyard from the battlefield." For example, if the equipped creature or an emblem you own has an ability that triggers "whenever an artifact is put into a graveyard from the battlefield," that ability would trigger twice if an artifact creature died
However, you will still need to be cognizant of the fact that this deck, more so than most others, is all about teamwork
Lingering Souls is among the best cards in the set for Limited, and it is usually a first pick
1 Spitting Image
It might take a little bit of building around, but UR always has lots of spells, so I dont see that being a big hurdle, especially because Level 1 is kind of alright all on its own This is the signpost uncommon for RG, a color pair that is all about Pack Tactics